Yeast
Common — Jasper Yeast
Jasper Yeast
Spec sheet The maker publishes these figures for this exact product.
- Lab
- Jasper Yeast
- Product code
- JY234
- Form
- liquid
- Type
- lager
- Attenuation
- 68–74 %
- Temperature
- 10–21 °C
- Flocculation
- medium
- Alcohol tolerance
- 9 %
- STA1
- not published — treat as unknown
Description
A dual-purpose strain that behaves like a normal lager yeast when kept cold but is built for California and Kentucky common when run warm, with a range stretching all the way to 21 C. Warm fermentation brings out the nutty, faintly woody character those steam styles are known for.